Description

Cysteinyl-Glutamyl-Asparaginyl-Prolyl-Serinyl-Glutaminyl-Phenylalanyl-Tyrosyl-Glutamyl-Aspartyl-Leucine is a high-purity synthetic peptide sequence of significant interest in advanced biochemical research and development. This compound is valued for its specific amino acid arrangement, which makes it a critical building block for studying protein-protein interactions, enzyme specificity, and cellular signaling pathways. It is primarily utilized by pharmaceutical R&D teams, biotechnology firms, and academic research institutions focused on peptide therapeutics, diagnostic assay development, and proteomics.

Application

• Pharmaceutical Research & Development: As a key intermediate or reference standard in the discovery and development of novel peptide-based drugs and biologics.
• Biochemical Assay Development: Used as a substrate, inhibitor, or calibrant in enzymatic activity assays and high-throughput screening (HTS) platforms.
• Proteomics and Structural Biology: Serves as a model peptide for mass spectrometry analysis, protein sequencing studies, and investigating three-dimensional protein folding.
• Diagnostic Reagent Manufacturing: Incorporated into the production of specialized reagents for clinical diagnostics and immunological test kits.
• Cell Biology Studies: Applied in research exploring cell adhesion, receptor-ligand binding mechanisms, and intracellular signaling cascades.
• Cosmeceutical R&D: Investigated for potential bioactive properties in advanced skincare and dermatological research formulations.

Basic Information

Product Name	Cysteinyl-Glutamyl-Asparaginyl-Prolyl-Serinyl-Glutaminyl-Phenylalanyl-Tyrosyl-Glutamyl-Aspartyl-Leucine
CAS No.	98813-21-9
Molecular Formula	C58H84N14O23S
Molecular Weight	1385.42 g/mol
Synonyms	Cys-Glu-Asn-Pro-Ser-Gln-Phe-Tyr-Glu-Asp-Leu; CENDQSFYEDL; H-Cys-Glu-Asn-Pro-Ser-Gln-Phe-Tyr-Glu-Asp-Leu-OH; Cysteinylglutamylasparaginylprolylserylglutaminylphenylalanyltyrosylglutamylaspartylleucine; Peptide CENPSQFYEDL; Undecapeptide CENPSQFYEDL; (2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-Amino-3-sulfanylpropanoyl]amino]-4-carboxybutanoyl]amino]-3-carbamoylpropanoyl]amino]-1-oxopyrrolidin-2-yl]carbonyl]amino]-3-hydroxypropanoyl]amino]-4-carbamoylbutanoyl]amino]-3-phenylpropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-carboxybutanoyl]amino]pentanedioic acid
EINECS	Contact for details

Quality Control

Our Cysteinyl-Glutamyl-Asparaginyl-Prolyl-Serinyl-Glutaminyl-Phenylalanyl-Tyrosyl-Glutamyl-Aspartyl-Leucine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and stringent controls for residual solvents and related substances. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, ensuring compliance with research-grade and cGMP standards where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below for long-term stability. This product is hygroscopic (moisture-sensitive). Allow the sealed vial to equilibrate to room temperature before opening to minimize moisture uptake. For extended storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (MS)	Conforms
Identification (HPLC)	Conforms to reference retention time
Purity (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Single Maximum Impurity (HPLC)	≤ 2.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0% (by amino acid analysis)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.